#include <iostream>
using namespace std;
int main(int argc, char ** argu )
{
      string a = "steinbeck" ;
      string b = "fitzgerald" ;
      string c = "hemingway" ;
      cout << "введите hemingway fitzgerald steinbeck" << '\n';
      cin >> a >> b >> c;
      cout << b << "," << c << "," << a << '\n';

      cin >> ws;
        return 0;
}
